Coastal Caves
Land-Island Swamp (Rare)

(Tap: Add U or B to your mana pool.)

Coastal Caves enters the battlefield tapped.

2U, Tap: Put a 1/1 blue Cephalid creature token with flying onto the battlefield.

2, Tap: Target land becomes a 3/3 black Rat creature until end of turn. It's still a land.

Jesper Chan